The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking proposals for the procurement of duct assemblies for air conditioning systems, specifically under the solicitation titled '16--DUCT ASSEMBLY,AIR C'. This opportunity is set aside for small businesses, in accordance with FAR 19.5, and falls under the NAICS code 333414, which pertains to the manufacturing of heating equipment, excluding warm air furnaces. The duct assemblies are critical components for aerospace craft, ensuring efficient climate control in various defense applications. Interested vendors should direct any inquiries to the buyer listed in the solicitation document, accessible via the DLA's DIBBS portal, and are encouraged to submit their proposals in accordance with the specified guidelines.